Contains a large percentage of Caffeine, which may explain its use as a remedy for certain forms os sick headache.
Head
Intellectual excitement. Sick headache in persons who have used tea and coffee in excess. Throbbing headache after use of liquor. Bowels: Stools profuse, bloody, bright green; flakes inter-mixed; odorless. Cholera infantum.
Skin
Chloasmata on temples and arms. Urticaria (Dulc; Apis; Chloral).
Sleep
Uncontrollable sleepiness and heaviness of head, with flushed face after eating.